Al Jazeera Investigates

A former Al Qaeda operative and informant steps out of the shadows. He reveals a sinister double game played by Al Qaeda and the former Yemen government of Ali Abdullah Saleh.

What if you were kidnapped? Would your family negotiate with hostages? Would they pay a ransom? Al Jazeera's Investigative Unit takes you inside the hidden world of hostage taking, negotiations and ransom payments.

Documents and testimony obtained by Al Jazeera’s Investigative Unit expose the inner workings of the Myanmar regime, providing “strong evidence” of genocide against the Rohingya minority.

Al Jazeera's Investigative Unit releases the largest leak of intelligence cables since Snowden; episode one of Decoded assesses the global fall out.

Al Jazeera's Investigative Unit releases the largest leak of intelligence cables since Snowden; episode two examines the fall out in South Africa.

Al Jazeera investigates the secretive world of doping in sports and raises questions about whether medical professionals are linked to some of the greatest sports heroes.